class_docstr: Class for hyperparameters preprocessing before operation fitting
  :param operation_type: name of the operation
  :param n_samples_data: number of rows in data
code: def _get_preprocessing_rules(operation_type):
      return HyperparametersPreprocessor.all_preprocessing_rules.get(
          operation_type, {}
      )
  
file_path: FEDOT/fedot/core/operations/hyperparameters_preprocessing.py
imports: import numpy
  from typing import Optional
label_desc: Use image node_id 2 for calling the HyperparametersPreprocessor obj's underlying member method code with example usage: obj._get_preprocessing_rules(operation_type) and returns: HyperparametersPreprocessor